The characters in the range U+0400–U+045F are basically the characters from ISO 8859-5 moved upward by 864 positions. The next characters in the Cyrillic block, range U+0460–U+0489, are historical letters, some being still used for Church Slavonic. The characters in the range U+048A–U+04FF and the complete Cyrillic Supplement block (U+0500-U+052F) are additional letters for various languages that are written with Cyrillic script. Two characters in the block Phonetic Extensions block complete the Uralic Phonetic Alphabet: U+1D2BᴫCYRILLIC LETTER SMALL CAPITAL EL and U+1D78ᵸMODIFIER LETTER CYRILLIC EN.

In the table below, small letters are ordered according to their Unicode numbers; capital letters are placed immediately before the corresponding small letters. Standard Unicode names and canonical decompositions are included.